// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_AURA_TEST_AURA_TEST_BASE_H_
#define UI_AURA_TEST_AURA_TEST_BASE_H_

#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/message_loop/message_loop.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/aura/test/aura_test_helper.h"

namespace aura {
class Window;
class WindowDelegate;
namespace test {

    // A base class for aura unit tests.
    // TODO(beng): Instances of this test will create and own a RootWindow.
    class AuraTestBase : public testing::Test {
    public:
        AuraTestBase();
        ~AuraTestBase() override;

        // testing::Test:
        void SetUp() override;
        void TearDown() override;

        // Creates a normal window parented to |parent|.
        aura::Window* CreateNormalWindow(int id, Window* parent,
            aura::WindowDelegate* delegate);

    protected:
        void RunAllPendingInMessageLoop();

        void ParentWindow(Window* window);

        // A convenience function for dispatching an event to |dispatcher()|.
        // Returns whether |event| was handled.
        bool DispatchEventUsingWindowDispatcher(ui::Event* event);

        Window* root_window() { return helper_->root_window(); }
        WindowTreeHost* host() { return helper_->host(); }
        ui::EventProcessor* event_processor() { return helper_->event_processor(); }
        TestScreen* test_screen() { return helper_->test_screen(); }

    private:
        bool setup_called_;
        bool teardown_called_;
        base::MessageLoopForUI message_loop_;
        scoped_ptr<AuraTestHelper> helper_;

        DISALLOW_COPY_AND_ASSIGN(AuraTestBase);
    };

} // namespace test
} // namespace aura

#endif // UI_AURA_TEST_AURA_TEST_BASE_H_
